Finding the Third Proportional to 55,078 and 118,150

Step by Step Solution

1. Step 1: Write the proportion equation
   55,078 : 118,150 = 118,150 : x
2. Step 2: Convert to fraction form
   55,078/118,150 = 118,150/x
3. Step 3: Cross multiply
   55,078x = 118,150 × 118,150
4. Step 4: Simplify right side
   55,078x = 13,959,422,500
5. Step 5: Solve for x
   x = 13,959,422,500/55,078
6. Step 6: Final answer
   x = 253,448.25